Insider Transactions in Q4 2025 at Quanterix Corp (QTRX)
Insider Transaction List (Q4 2025)
| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Dec 31
2025
|
Masoud Toloue President & CEO |
SELL
Payment of exercise price or tax liability
|
Direct |
258
-0.05%
|
$1,548
$6.36 P/Share
|
|
Dec 15
2025
|
Masoud Toloue President & CEO |
SELL
Payment of exercise price or tax liability
|
Direct |
1,242
-0.24%
|
$8,694
$7.41 P/Share
|
|
Dec 15
2025
|
Vandana Sriram Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
229
-0.27%
|
$1,603
$7.41 P/Share
|
|
Nov 30
2025
|
Masoud Toloue President & CEO |
SELL
Payment of exercise price or tax liability
|
Direct |
254
-0.05%
|
$1,778
$7.26 P/Share
|
|
Nov 20
2025
|
Alan Bruce Sachs |
BUY
Grant, award, or other acquisition
|
Direct |
46,727
+50.0%
|
-
|
|
Nov 20
2025
|
Malcolm Garret Hampton |
BUY
Grant, award, or other acquisition
|
Direct |
46,727
+50.0%
|
-
|
|
Nov 15
2025
|
Masoud Toloue President & CEO |
SELL
Payment of exercise price or tax liability
|
Direct |
1,242
-0.24%
|
$6,210
$5.74 P/Share
|
|
Nov 15
2025
|
Vandana Sriram Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
229
-0.26%
|
$1,145
$5.78 P/Share
|
|
Oct 31
2025
|
Masoud Toloue President & CEO |
SELL
Payment of exercise price or tax liability
|
Direct |
254
-0.05%
|
$1,270
$5.34 P/Share
|
|
Oct 15
2025
|
Masoud Toloue President & CEO |
SELL
Payment of exercise price or tax liability
|
Direct |
1,242
-0.24%
|
$6,210
$5.78 P/Share
|
|
Oct 15
2025
|
Vandana Sriram Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
229
-0.26%
|
$1,145
$5.78 P/Share
|
|
Oct 01
2025
|
Scott Mendel |
BUY
Grant, award, or other acquisition
|
Direct |
2,084
+6.35%
|
$10,420
$5.54 P/Share
|
|
Oct 01
2025
|
William P Donnelly Executive Chair |
BUY
Grant, award, or other acquisition
|
Direct |
5,076
+3.31%
|
$25,380
$5.54 P/Share
|
|
Oct 01
2025
|
Goldman Myla Lai |
BUY
Grant, award, or other acquisition
|
Direct |
2,084
+6.6%
|
$10,420
$5.54 P/Share
|
|
Oct 01
2025
|
David R Walt |
BUY
Grant, award, or other acquisition
|
Direct |
2,594
+0.14%
|
$12,970
$5.54 P/Share
|